added todos in readme

Author: rguthrie3

README.md

@@ -21,3 +21,8 @@ There are plenty of other tutorials out there, but they all seem to have one of
   * Exercise: LSTM Language Modeling
 8. Advanced: Making Dynamic Decisions
   * Example: Bi-LSTM Conditional Random Field for named-entity recognition
+  
+# To do:
+* Add decoding to the LSTM POS tagger example
+* Comment the Bi LSTM CRF example and provide more discussion
+* Write the LSTM LM exercise (I might change this: there are tons of LSTM LM examples out there...)